1K74

The 2.3 Angstrom resolution crystal structure of the heterodimer of the human PPARgamma and RXRalpha ligand binding domains respectively bound with GW409544 and 9-cis retinoic acid and co-activator peptides.

Structural Biology Knowledgebase: 1K74 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.279
  • R-Value Work: 0.238

Literature

Macromolecules
Sequence Display for 1K74

Classification: TRANSCRIPTION

Total Structure Weight: 65518.37

Macromolecule Entities
Molecule Chains Length Organism Details
Retinoic acid receptor RXR-alpha A 238 Homo sapiens Fragment: ligand binding domain - residues 225 - 462
Gene Name(s): RXRA Gene View NR2B1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Peroxisome proliferator activated receptor gamma D 283 Homo sapiens Fragment: ligand binding domain residues - 206 - 477
Gene Name(s): PPARG Gene View NR1C3
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
steroid receptor coactivator B, E 25 Homo sapiens EC#: 2.3.1.48 IUBMB
Fragment: src-1 peptide
Gene Name(s): NCOA1 Gene View BHLHE74 SRC1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
544
Query on 544

D 2-(1-METHYL-3-OXO-3-PHENYL-PROPYLAMINO)-3- {4-[2-(5-METHYL-2-PHENYL-OXAZOL-4-YL)-ETHOXY]- PHENYL}-PROPIONIC ACID
GW409544 (Synonym)
C31 H30 N2 O5
GGUVRMBIEPYOKL-WMVCGJOFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
9CR
Query on 9CR

A (9cis)-retinoic acid
C20 H28 O2
SHGAZHPCJJPHSC-ZVCIMWCZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
544 EC50: 0.2 - 2.7 nM (99) BindingDB
Ki: 1 nM (99) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.279
  • R-Value Work: 0.238
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 46.62 α = 90.00
b = 55.10 β = 90.00
c = 214.86 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-10-18
  • Released Date: 2001-12-05
  • Deposition author(s): Xu, H.E., Lambert, M.H., Montana, V.G., Moore, L.B., Collins, J.L., Oplinger, J.A., Kliewer, S.A., Gampe Jr., R.T., McKee, D.D., Moore, J.T., Willson, T.M.

Revision History

  • 2012-12-26
    Type: Non-polymer description | Details: --
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4